Home / 36,468.65-54,708.82-15,408.90

Finding the Fourth Proportional to 36,468.65, 54,708.82 and 15,408.90

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Solution

The fourth proportional to 36,468.65, 54,708.82 and 15,408.90 is: 23,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.65 : 54,708.82 = 15,408.90 : x
  2. Step 2: Convert to fraction form
    36,468.65/54,708.82 = 15,408.90/x
  3. Step 3: Cross multiply
    36,468.65x = 54,708.82 × 15,408.90
  4. Step 4: Simplify right side
    36,468.65x = 843,002,582.57
  5. Step 5: Solve for x
    x = 843,002,582.57/36,468.65
  6. Step 6: Final answer
    x = 23,115.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.